﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BankSystem.Classes
{
    internal class BadCashException:Exception
    {
        string info = "";

        public BadCashException()
        {
            info = "检测到坏钞，取消本次操作";
        }

        public override string ToString()
        {
            return info;
        }
    }
}
